package com.wang;

import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;

public class Test {
    public static void main(String args[])
    {
        String filename="yolo%E6%B5%8B%E8%AF%95";
        try {
            filename = URLDecoder.decode(filename, "UTF-8");

            System.out.println(filename);
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
    }
}
